Packet #17781536 Success

NODEINFO_APP packet from Tree Trunk (TTRK) to !ffffffff

Total Receptions

Unique Gateways

Hop Count

Payload Bytes

Packet Information

Database ID:	17781536
Mesh Packet ID:	`0x89805105` Used for correlation across gateways
Timestamp:	2026-03-27 09:03:44 UTC
From Node:	Tree Trunk (TTRK)
To Node:	!ffffffff (ffff)
Success:	Processed
Protocol:	NODEINFO_APP Port: 4

Gateway:	DIR Rooftop (DIR)
Channel:	MediumFast
RSSI:	-86 dBm
SNR:	-16.5 dBm
Hop Info:	2/5 hops Start: 5, Limit: 3
Relay Node:	`8f` Last byte of the last hop that relayed this packet

Payload Data

Protocol: NODEINFO_APP

Size: 77 bytes

Decoded: Yes

Decoded Data:

Long Name:	Tree Trunk
Short Name:	TTRK
Node ID:	!699c5458
MAC Address:	kHBpnFRY
Hardware:	HELTEC_V4

Raw Packet Analysis

Complete field breakdown and MQTT privacy/exposure analysis

Packet Structure

MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)

Total Size:	77 bytes
Gateway:	!6985083c
Channel:	MediumFast
Payload Type:	NODEINFO_APP
Hop Count:	2 / 5

Privacy Summary

Exposure Level:
Broadcast

Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...

Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...

MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

Field	Value
`gateway_id`	`!6985083c` Node ID format
`channel_id`	`MediumFast`
`packet`	`MeshPacket` (77 bytes) Contains the actual mesh network packet

MeshPacket Fields

Core mesh packet with routing and payload information

Field	Value	Type
`from`	`1771852888` Source node ID	uint32
`to`	`4294967295` (Broadcast) Visible to all nodes	uint32
`decoded.portnum`	`4` NODEINFO_APP	enum
`decoded.payload_length`	`77` bytes	size
`hop_limit`	`3` Remaining hops allowed	uint32
`hop_start`	`5` Initial hop limit	uint32
`hops_taken`	`2` Calculated: hop_start - hop_limit	derived
`rx_rssi`	`-86.0` dBm Signal strength at gateway	int32
`rx_snr`	`-16.50` dB Signal quality at gateway	float
`rx_time`	`1774602224` Receive timestamp	fixed32
`via_mqtt`	False Direct LoRa transmission	bool
`want_ack`	False No ACK requested	bool
`priority`	Not set	enum
`delayed`	Not set	enum
`channel`	Not set	uint32
`pki_encrypted`	False Standard encryption	bool
`next_hop`	Not set	uint32
`relay_node`	`143` Relay node ID	uint32
`tx_after`	Not set	uint32
`timestamp`	`1774602224.0113943` Unix timestamp	uint32

MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast

Privacy Features:

✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
✓ Gateway node ID tracked

Exposure Risks:

⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
⚠ Multi-hop path visible (2 hops)
⚠ RF signal metrics exposed (location inference possible)

MQTT-Specific Fields

Gateway ID:	`!6985083c`
Signal Metrics:	RSSI: -86.0 dBm SNR: -16.50 dB

Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:

Protocol:	NODEINFO_APP
Size:	77 bytes
Decoded:	Yes

Complete Payload Data (JSON):

{ "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4" }

Complete Protobuf Decode (JSON)

{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1771852888, "to": 4294967295, "id": 2306887941, "rx_time": 1774602224, "rx_snr": -16.5, "rx_rssi": -86, "hop_limit": 3, "hop_start": 5, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 4, "payload": "0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "id": "!699c5458", "long_name": "Tree Trunk", "short_name": "TTRK", "macaddr": "kHBpnFRY", "hw_model": "HELTEC_V4", "role": "CLIENT_BASE", "public_key": "BBSrMoUnJtoRSErgNahj6brYBQuhae0sQSFDjUL4jlU=", "is_unmessagable": false, "type": "protobuf", "portnum": "NODEINFO_APP", "message_class": "User" } } } }

Raw Packet Data (77 bytes)

0a09213639396335343538120a54726565205472756e6b1a045454524b22069070699c5458286e380c42200414ab32852726da11484ae035a863e9bad8050ba169ed2c4121438d42f88e554800

Hex Analysis:

Size:	77 bytes
Format:	Protobuf (Protocol Buffers)
Encoding:	Binary with varint and length-delimited fields

This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.

All Receptions

All gateways that received this packet
Correlation: Using Mesh Packet ID

Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.

Gateway	Time Offset	RSSI	SNR	Hops	Relay	Channel	Timestamp	Actions
DIR Rooftop (DIR) Primary	0.000s Reference	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	Current
DIR Rooftop (DIR)	-0.450s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.426s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.402s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.377s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.347s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.324s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.302s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.280s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.259s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.238s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.216s Before	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.193s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.169s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.145s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.121s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.088s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.067s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.045s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	-0.023s Before	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:43 UTC	View
DIR Rooftop (DIR)	+0.024s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.048s After	-86.0 dBm	-16.50 dB	2	`8f`	MediumFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.072s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.095s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.119s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.145s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.167s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.190s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.214s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.238s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.262s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.285s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.308s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortFast	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.330s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.352s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.374s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.399s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.422s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.446s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.469s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.491s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.513s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.537s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.560s After	-86.0 dBm	-16.50 dB	2	`8f`	ShortTurbo	2026-03-27 09:03:44 UTC	View
DIR Rooftop (DIR)	+0.586s After	-86.0 dBm	-16.50 dB	2	`8f`	LongFast	2026-03-27 09:03:44 UTC	View

45

Total Receptions

1

Unique Gateways